“How many centuries did the Islamic Golden Age last?” a student asked me, thrusting his worksheet in front of me, anxious for me to answer his question. “6, 8, 9, or 10?” “Uh…9? No. . Wait…” I answered, flustered because I can’t calculate in my head—I knew it lasted from the 8th to 13th centuries,… Continue Reading
From the Hands of Quacks 